Everton sack Roberto Martinez, says Sky quoting unnamed sources

Britain Football Soccer - Sunderland v Everton - Barclays Premier League - The Stadium of Light - 11/5/16 Everton manager Roberto Martinez Action Images via Reuters / Jason Cairnduff Livepic

LONDON (Reuters) - Everton manager Roberto Martinez has been sacked, Sky television said on Thursday quoting unnamed sources.

The Spaniard, who has been in charge for three years, has been under increasing pressure after a poor season in which Everton are on course for a mid-table Premier League finish.